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Cheap flights from Seattle to Halifax from C$ 149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Halifax departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Seattle to Halifax

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
7:05 a.m. - 9:15 p.m.
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
7:40 a.m. - 1:08 p.m.
YHZ
-
SEA
9h 28m
1 stop
C$ 358WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
7:05 a.m. - 9:15 p.m.
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
3:30 p.m. - 8:28 p.m.
YHZ
-
SEA
8h 58m
1 stop
C$ 359WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
2:05 p.m. - 6:40 a.m.
SEA
-
YHZ
12h 35m
2 stops
WestJet Logo
7:40 a.m. - 1:08 p.m.
YHZ
-
SEA
9h 28m
1 stop
C$ 362WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
2:05 p.m. - 6:40 a.m.
SEA
-
YHZ
12h 35m
2 stops
WestJet Logo
10:00 a.m. - 8:28 p.m.
YHZ
-
SEA
14h 28m
2 stops
C$ 364WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
7:05 a.m. - 9:15 p.m.
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
7:40 a.m. - 1:08 p.m.
YHZ
-
SEA
9h 28m
1 stop
C$ 371WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
7:05 a.m. - 9:15 p.m.
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
10:00 a.m. - 8:28 p.m.
YHZ
-
SEA
14h 28m
2 stops
C$ 373WestJet
Fri, 1 May - Fri, 8 May
WestJet Logo
7:05 a.m. - 9:15 p.m.
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
3:30 p.m. - 8:28 p.m.
YHZ
-
SEA
8h 58m
1 stop
C$ 376WestJet
Mon, 1 Jun - Mon, 8 Jun
WestJet Logo
7:05 a.m. - 6:40 a.m.
SEA
-
YHZ
19h 35m
2 stops
WestJet Logo
10:00 a.m. - 8:28 p.m.
YHZ
-
SEA
14h 28m
2 stops
C$ 401WestJet
Mon, 1 Jun - Mon, 8 Jun
WestJet Logo
7:05 a.m. - 7:10 p.m.
SEA
-
YHZ
8h 05m
1 stop
WestJet Logo
8:00 p.m. - 8:28 p.m.
YHZ
-
SEA
28h 28m
1 stop
C$ 412WestJet
Sat, 23 May - Sun, 31 May
WestJet Logo
7:05 a.m. - 9:15 p.m.
SEA
-
YHZ
10h 10m
1 stop
WestJet Logo
6:15 p.m. - 8:28 p.m.
YHZ
-
SEA
30h 13m
1 stop
C$ 418WestJet
Sat, 23 May - Sun, 31 May

WestJet flights from Seattle to Halifax

Our best WestJet deals on Seattle to Halifax flight tickets
WestJet
1 May
SEA7:05 a.m.Seattle/Tacoma Intl
10h 10m
1 stop
YHZ9:15 p.m.Halifax Intl
8 May
YHZ7:40 a.m.Halifax Intl
9h 28m
1 stop
SEA1:08 p.m.Seattle/Tacoma Intl
C$ 358
WestJet
1 May
SEA7:05 a.m.Seattle/Tacoma Intl
10h 10m
1 stop
YHZ9:15 p.m.Halifax Intl
8 May
YHZ3:30 p.m.Halifax Intl
8h 58m
1 stop
SEA8:28 p.m.Seattle/Tacoma Intl
C$ 359
WestJet
1 May
SEA2:05 p.m.Seattle/Tacoma Intl
12h 35m
2 stops
YHZ6:40 a.m.Halifax Intl
8 May
YHZ7:40 a.m.Halifax Intl
9h 28m
1 stop
SEA1:08 p.m.Seattle/Tacoma Intl
C$ 362

American Airlines flights from Seattle to Halifax

Our best American Airlines deals on Seattle to Halifax flight tickets
American Airlines
29 Jan
SEA5:00 p.m.Seattle/Tacoma Intl
23h 12m
2 stops
YHZ8:12 p.m.Halifax Intl
5 Feb
YHZ1:10 p.m.Halifax Intl
24h 27m
2 stops
SEA9:37 a.m.Seattle/Tacoma Intl
C$ 860
American Airlines
29 Jan
SEA8:04 a.m.Seattle/Tacoma Intl
12h 23m
2 stops
YHZ12:27 a.m.Halifax Intl
5 Feb
YHZ6:30 a.m.Halifax Intl
19h 50m
2 stops
SEA10:20 p.m.Seattle/Tacoma Intl
C$ 861
American Airlines
6 Mar
SEA12:59 a.m.Seattle/Tacoma Intl
16h 38m
2 stops
YHZ9:37 p.m.Halifax Intl
14 Mar
YHZ1:10 p.m.Halifax Intl
13h 54m
2 stops
SEA11:04 p.m.Seattle/Tacoma Intl
C$ 865

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Halifax that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 21 January 2026.
Use the filters below to find and compare flights from Seattle to Halifax that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 1/5

7:05 a.m.-9:15 p.m.

1 stop10h 10m

Halifax Intl

Fri 8/5

7:40 a.m.-1:08 p.m.

1 stop9h 28m

C$ 358

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 1/5

7:05 a.m.-9:15 p.m.

1 stop10h 10m

Halifax Intl

Fri 8/5

3:30 p.m.-8:28 p.m.

1 stop8h 58m

C$ 359

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 1/5

2:05 p.m.-6:40 a.m.

2 stops12h 35m

Halifax Intl

Fri 8/5

7:40 a.m.-1:08 p.m.

1 stop9h 28m

C$ 362

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 1/5

2:05 p.m.-6:40 a.m.

2 stops12h 35m

Halifax Intl

Fri 8/5

10:00 a.m.-8:28 p.m.

2 stops14h 28m

C$ 364

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 1/5

7:05 a.m.-9:15 p.m.

1 stop10h 10m

Halifax Intl

Fri 8/5

7:40 a.m.-1:08 p.m.

1 stop9h 28m

C$ 371

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Fri 1/5

7:05 a.m.-9:15 p.m.

1 stop10h 10m

Halifax Intl

Fri 8/5

10:00 a.m.-8:28 p.m.

2 stops14h 28m

C$ 373

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 1/6

7:05 a.m.-9:15 p.m.

1 stop10h 10m

Halifax Intl

Mon 8/6

3:30 p.m.-8:28 p.m.

1 stop8h 58m

C$ 376

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Mon 1/6

7:05 a.m.-6:40 a.m.

2 stops19h 35m

Halifax Intl

Mon 8/6

10:00 a.m.-8:28 p.m.

2 stops14h 28m

C$ 401

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sat 23/5

7:05 a.m.-7:10 p.m.

1 stop8h 05m

Halifax Intl

Sun 31/5

8:00 p.m.-8:28 p.m.

1 stop28h 28m

C$ 412

SeattleHalifax

SEA - YHZ

SEAYHZ

Seattle/Tacoma Intl

Sat 23/5

7:05 a.m.-9:15 p.m.

1 stop10h 10m

Halifax Intl

Sun 31/5

6:15 p.m.-8:28 p.m.

1 stop30h 13m

C$ 418

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Halifax from

How to get the cheapest flight ticket from Seattle to Halifax

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How far in advance should I book a flight to Halifax?

You are more likely to see cheaper flights to Halifax from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Halifax for around C$ 793 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Halifax from Seattle for as low as C$ 383 on momondo.

Can stopping save me money on Seattle to Halifax flights?

You could potentially save up to 48% on your flight if you consider stops on a Seattle to Halifax flight.

When to book flights from Seattle to Halifax

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Halifax according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Halifax (SEA to YHZ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Halifax

Fastest flight time

10h 16m

Direct flights

None
The fastest flight from Seattle to Halifax takes 10h 16m
There are no direct flights from Seattle to Halifax. There are no popular flight routes from Seattle to Halifax.
Search flight deals

  • How far is Seattle/Tacoma Intl to Halifax Intl by plane?

    Seattle/Tacoma Intl and Halifax Intl are 4428.0 km apart from one another. In terms of flight time, this usually takes a little over 10h 16m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Halifax Intl Airport refresh daily.

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Halifax Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Halifax Intl Airport.

  • What documentation or ID do you need to fly to Halifax Intl Airport?

    The travel and health documents required for your trip to Halifax Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Halifax Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Halifax?

Book flights to Halifax if you plan to visit one of these locations
Dartmouth
Truro
Lunenburg
Bridgewater
Enfield
Liverpool
Mahone Bay
Windsor
Chester
Fall River

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Halifax?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Halifax from Seattle.

Can I find flights from Seattle to Halifax with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Halifax from Seattle with this policy.

How can momondo help me find flights from Seattle to Halifax?

momondo helps you find the best flight between Seattle and Halifax by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Seattle to Halifax right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Halifax, momondo offers a useful price alert feature which will track prices for flights to Halifax from Seattle and alert you when they change.

An easier way to manage your Halifax trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
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